A new analysis of ancient genomes suggests that different branches of the human family tree interbred multiple times, and that some humans carry DNA from an archaic, unknown ancestor. Melissa Hubisz and Amy Williams of Cornell ...
Archaeology
Aug 6, 2020
8
9949
Even though they are inanimate objects, sand dunes can 'communicate' with each other. A team from the University of Cambridge has found that as they move, sand dunes interact with and repel their downstream neighbours.
General Physics
Feb 4, 2020
14
4581
Wider clean chemistry applications of the extraordinary Vortex Fluidic Device—invented by Flinders University's Professor Colin Raston—are likely in the wake of new research that has been published outlining the seemingly ...
Materials Science
Jun 7, 2021
2
270
In May 1997, a large earthquake shook the Kermadec Islands region in the South Pacific Ocean. A little over 20 years later, in September 2018, a second big earthquake hit the same location, its waves of seismic energy emanating ...
Earth Sciences
Jun 24, 2022
0
813
Within a shrouded New Zealand forest, a tree stump keeps itself alive by holding onto the roots of its neighboring trees, exchanging water and resources through the grafted root system. New research, publishing July 25 in ...
Environment
Jul 25, 2019
8
2324
Though they are discrete particles, water molecules flow collectively as liquids, producing streams, waves, whirlpools, and other classic fluid phenomena.
General Physics
Jul 6, 2022
1
2087
A swarm of more than 141 earthquakes is rattling Yellowstone National Park, geologists said.
Earth Sciences
Jul 19, 2021
0
952
Certain phenomena that occur in black holes but cannot be directly observed in astronomic investigations can be studied by means of a laboratory simulation. This is possible due to a peculiar analogy between processes that ...
General Physics
Feb 7, 2019
4
4206
Ocean currents, propelled by kinetic energy from the wind, are the great moderators of our climate. By transferring heat from the equator to polar regions, they help make our planet habitable.
Earth Sciences
Aug 19, 2021
0
1001
Growing up in Israel, Gili Greenbaum would give tours of local caves once inhabited by Neanderthals and wonder along with others why our distant cousins abruptly disappeared about 40,000 years ago. Now a scientist at Stanford, ...
Archaeology
Nov 7, 2019
2
1648
